PCB Review Needed
I have a nearly finished schematic and two-layer board for a small dual-battery embedded system and want a second set of expert eyes before I send it off to fab...
Read more
ID / Date
Listing
Link
Analog Circuit Troubleshooting & Report
I have an analog board on my bench that should be generating a clean output, yet the signal path is completely silent. I need a fresh set of expert eyes to pinp...
Read moreBalanced Audio PCB Layout Design
I already have the full Bill of Materials and a set of clear reference photos; what I still need is a production-ready PCB layout that ties everything together....
Read morePCB Component Identification & Visual QC support for development of AI based PCB Inspection System
We are developing an AI-based Automated PCB Inspection System and are currently working with a large set of assembled PCBs that are already fabricated and avail...
Read moreCompact PCB Design with LTE and GPS
I’m looking for an experienced PCB design engineer to create a compact PCB that integrates LTE and GPS functionalities in a single module. The design must inclu...
Read moreCompact BLE PCB for Wearable GPS
A NRF52 based low power consumption BLE tag with 4G and GPS capabilities. Features: Microcontroller: NRF52, any GPS + 4G module operable in south america Power...
Read moreKiCad STM32 Ethernet Switch Board
I am looking for a freelancer to design both the schematic and PCB layout in KiCad for an embedded hardware project. Project overview The board will include: ->...
Read moreSensor-Driven LED Control Design
• I need an automatic LED control solution that switches my lights according to two conditions: ambient daylight levels and nearby motion. In practice, that mea...
Read moreSimple 4 layer KiCad Schematic + Layout
We need a board about 3" x 1/2". It will have 2 regulators (LDOs), a CPU, and transceivers. I'm looking for someone that has a real background and understanding...
Read moreExperienced PCB Designer Needed – 4/6-Layer KiCad Board
We are looking for an experienced PCB designer to complete an ongoing KiCad project. The board is currently designed as a 4-layer PCB (with the possibility of m...
Read morePakistani PCB Design Experts
I need a seasoned PCB designer located in Pakistan who can take a concept right through to production-ready files. The boards you create must interface reliably...
Read moreSingle-Layer Flexible PCB Design
KiCad Files Only for Simple Single-Layer Flex Cable Replication – $15–$30 Budget Board Type: Single-layer flexible PCB (FPC), T-shaped. Material: Polyimide (PI)...
Read moreIntelligent Charger Development
45w Intelligent dual port charger
Read moreCompact Low-Frequency Sine Wave PCB
I need a miniature sine-wave transmitter board. I will supply the exact antenna footprint and the precise target frequency (it will be somewhere below 100hz, sp...
Read moreCircuit Board Design for Appliance
I'm looking for a skilled electronics engineer to design a small circuit board for a home appliance. Requirements: - Use a 0.05 hp motor - 12V 600DC connector -...
Read moreAudiophile Home Theater Speaker Design
I'm looking for an expert to design a high-end home theater speaker system tailored for audiophiles. The system should include full-range drivers, ensuring the...
Read more8-Channel Bluetooth System Design
I need a complete mixed-signal design for an eight-channel Bluetooth communication system: four inputs for data acquisition and four outputs for actuation or st...
Read moreESP32 4-Relay PCB Design
I need a production-ready PCB for a new “Urban Proto” 4-channel relay module. The board must be square, as space inside the enclosure is tight, and it needs to...
Read moreLaTeX Analog Circuit Diagram
I’m finishing a paper and need a neat, publication-ready analog circuit diagram drawn entirely in LaTeX. The schematic should rely exclusively on transistors FI...
Read moreHardware Development Engineer for Consumer-Grade Embedded System
We are seeking an experienced Hardware Development Engineer to lead the end-to-end hardware development of a consumer-grade embedded system. The role involves s...
Read moreCustom PCB with Encoder Interface
I’m building a new piece of consumer-electronics gear and need a production-ready PCB that talks flawlessly to a rotary encoder. The board’s single must-have fe...
Read moreAltium PCB Design Review by Remote
Freelance Hardware Engineer – Altium PCB Design Review (Remote Access) We have an existing Pulse Converter PCB designed using Altium Designer and are looking fo...
Read morePCB Analysis & Review (ESP32-S3 Focus)
PCB Design Review Required (ESP32-S3 Based Board) I am looking for an experienced electronics / hardware engineer to review my PCB design and provide detailed f...
Read moreKiCad ATmega2560 Schematic & PCB
I’m building a custom board around the ATmega2560 and need the complete hardware design created in KiCad. Starting from a blank canvas, I’d like you to: • Draft...
Read moreTuya Zigbee Universal Remote Creation
Design & Manufacture Tuya Zigbee Universal Remote Control (From Prototype to Mass Production) Job Description I’m looking for an experienced **IoT hardware prod...
Read moreDesign Audio Conditioning Circuit Schematic
I am integrating a line-level audio source (peaks up to 5 Vpp) into the 12-bit ADC of an STM32 that only tolerates 0 V–3.3 V. I need a compact conditioning stag...
Read moreTitanium Orthopedic Plate Design
I'm looking for an experienced orthopedic device engineer to create a combi hole design for a titanium orthopedic plate. This plate will be used specifically fo...
Read moreSim Racing Wheel Controller – STM32 USB HID, EMI-Robust PCB + Firmware (Gated Phases)
Project Overview We are developing a commercial sim racing wheel controller (target retail ~£400). This is a production product, not a hobby project or one-off...
Read moreESP32 Mini Wi-Fi Range Enhancement
I’m working with an ESP32 Super Mini in an entirely indoor setup where solid walls are the chief obstacle between the module and my router. Out-of-the-box perfo...
Read moreAltium Designer PCB & CPL Update
I have an existing Altium Designer PCB project and assembly package. The PCB design is complete, but the pick-and-place (CPL) file is missing two components, an...
Read moreIndustrial Control Wiring Diagrams -- 2
I need detailed electrical wiring drawings for an industrial facility, with special emphasis on the Control and Relay panel that manages our machinery and safet...
Read moreDouble-layer PCB design for production
I need an experienced PCB designer to create a double-layer PCB layout for a mass production project. The design should accommodate both through-hole and surfac...
Read moreGerber-Based PCB Performance Optimization
I already have a complete set of Gerber files for this board and now need them revised to squeeze more performance out of the design. The priority is tightening...
Read moreESP32-Based IoT Device Hardware Design
I need a full-stack hardware design for an ESP32-based IoT product that is ready to hand straight to a contract manufacturer. The board must integrate a tempera...
Read more15K Word Engineering Technical report writing of Thesis
I need a 15 000-word technical report that documents a full project blending electrical and software engineering, with the hardware side focused squarely on cir...
Read morePower Connection for Food Truck
I need a high voltage (240V) power connection from a plaza power line to my food truck. The distance will be 50-100 feet. Ideal Skills and Experience: - Certifi...
Read moreIndustrial Control Wiring Diagrams
I need detailed electrical wiring drawings for an industrial facility, with special emphasis on the Control and Relay panel that manages our machinery and safet...
Read morePCB Design for Power Tool Battery
I need a PCB design for a power tool battery application. Ideal Skills and Experience: - Expertise in PCB design - Experience with power tool battery applicatio...
Read moreWearable Exoskeleton PCB Design using STM32F767ZIT6 chip
I’m building a wearable exoskeleton and need a dedicated PCB that brings all core electronics onto one compact board. The board must integrate: • Microcontrolle...
Read moreArduino Mega Shields + H-Bridge breakout board for Hexapod Robot
Job Summary: Design and Fabricate Two Arduino Mega Shield PCBs for Hexapod Robot Overview: Design, fabricate, assemble, and test two PCBs to modularize wiring f...
Read more